Tamper proof container closure

Description

FIG. 1 is a top perspective view of a tamper-proof container closure, showing my new design;

FIG. 2 is a top plan view thereof; and

FIG. 3 is a cross-section taken on line 3--3 of FIG. 2.

Referenced Cited
U.S. Patent Documents
D228888 October 1973 Feldman
D248217 June 20, 1978 Allen et al.
D256674 September 2, 1980 Hoyt
D287469 December 30, 1986 Weinberger
Patent History
Patent number: D304424
Type: Grant
Filed: Jan 27, 1986
Date of Patent: Nov 7, 1989
Assignee: Dawson Electrics Pty. Ltd. (Victoria)
Inventor: Robert J. Dawson (Victoria)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: R. T. Seifert
Law Firm: Nixon & Vanderhye
Application Number: 6/822,527
Classifications
Current U.S. Class: D/9453